Definition: In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.
Input: ['259', '261', '103', 'q', 'r', '195', 'f', 'b', 'p', '357']

0, 1, 2, 3, 5, 6, 7, 9